<!DOCTYPE html> <meta charset=utf-8> <title>CharacterData.data</title> <link rel=help href="https://dom.spec.whatwg.org/#dom-characterdata-data"> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <div id="log"></div> <script> function testNode(create, type) { test(function() { var node = create() assert_equals(node.data, "test") assert_equals(node.length, 4) }, type + ".data initial value") test(function() { var node = create() assert_equals(node.data, "test") node.data = null; assert_equals(node.data, "") assert_equals(node.length, 0) }, type + ".data = null") test(function() { var node = create() assert_equals(node.data, "test") node.data = undefined; assert_equals(node.data, "undefined") assert_equals(node.length, 9) }, type + ".data = undefined") test(function() { var node = create() assert_equals(node.data, "test") node.data = 0; assert_equals(node.data, "0") assert_equals(node.length, 1) }, type + ".data = 0") test(function() { var node = create() assert_equals(node.data, "test") node.data = ""; assert_equals(node.data, "") assert_equals(node.length, 0) }, type + ".data = ''") test(function() { var node = create() assert_equals(node.data, "test") node.data = "--"; assert_equals(node.data, "--") assert_equals(node.length, 2) }, type + ".data = '--'") test(function() { var node = create() assert_equals(node.data, "test") node.data = "資料"; assert_equals(node.data, "資料") assert_equals(node.length, 2) }, type + ".data = '資料'") test(function() { var node = create() assert_equals(node.data, "test") node.data = "🌠 test 🌠 TEST"; assert_equals(node.data, "🌠 test 🌠 TEST") assert_equals(node.length, 15) // Counting UTF-16 code units }, type + ".data = '🌠 test 🌠 TEST'") } testNode(function() { return document.createTextNode("test") }, "Text") testNode(function() { return document.createComment("test") }, "Comment") </script>